Superphylum Deuterostomia Grobben, 1908 - deuterostomes see Infrakingdom Deuterostomia Grobben, 1908
   Phylum Chordata Bateson, 1885 - chordates
     Subphylum Craniata auct.
       Vertebrata Lamarck, 1801 - vertebrates see Infraphylum Vertebrata Lamarck, 1801
         Myopterygii Janvier, 1978 - myopterygians
           Superclass Gnathostomata Gegenbaur, 1874 - jawed vertebrates
             Grade Chondrichthiomorphi see Grade Chondrichthyomorphi
               Class Chondrichthyes Huxley, 1880 - cartilaginous fishes
                 ?Order †Mongolepidida Karatajute-Talimaa et al., 1990 see Order Mongolepidiformes
                   1 Genus †Mongolepis Karatajūtė-Talimaa & Novitskaya, 1990
                   2 Genus †Teslepis Karatajute-Talimaa & Novitskaya, 1992
                   3 Genus †Sodolepis Karatajute-Talimaa & Novitskaya, 1997
                   4 Genus †Udalepis